Potency

Cooldown: 10 seconds
Rip bones from nearby enemies, dealing 125% weapon damage as Physical, and create armor that reduces damage taken by 3% per enemy hit up to a maximum of 10 enemies. Lasts for 60 secs.

Harvest of Anguish

Bone Armor also increases your movement speed by 1% for each enemy hit.
Bone Armor's damage is turned into Cold.

Cost: 50 Essence
Active: Command your skeletal minions to attack the target and increase their damage against it by 50%.
Passive: Raise skeletons from the ground every 2 seconds to a max of 7 skeletons. Skeletal minions deal 50% weapon damage as Physical per attack.

Frenzy

Commanded skeletons go into a frenzy, gaining 25% increased attack speed while they attack the target.